Moore And Wright Screw Pitch Gauge ISO Metric No 809 tb85k
	Accurately milled steel blades Designed to check both internal and external thread forms Marked with nominal size on each blade All blades fixed in a steel sleeve Screw cutting gauge included - 60 Degrees Screw Pitch ISO Metric 22 Blades - 0.25 to 6.0 Threads Per mm 0.35, 0.4, 0.45, 0.5, 0.6, 0.7, 0.75, 0.8, 1.0, 1.25, 1.5, 1.75,2.0, 2.5, 3.0, 3.5, 4.0, 4.5, 5.0, 5.5, 6.0 Note: SI (System International) metric blades should not be used to check ISO (International Standards Organisation) metric threads due to interference of the thread forms; but ISO metric blades can be used to check SI metric threads.